Subtract 90/20 from 8/16
1st number: 8/16, 2nd number: 4 10/20
8/16 - 90/20 is -4/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
8/16 = 8 × 5/16 × 5 = 40/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
90/20 = 90 × 4/20 × 4 = 360/80 - Subtract the two like fractions:
40/80 - 360/80 = 40 - 360/80 = -320/80 - After reducing the fraction, the answer is -4/1
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